General

  • Target

    850c11992320017ab491276d6b4622d0NeikiAnalytics.exe

  • Size

    2.0MB

  • Sample

    240531-3v4c3sab5z

  • MD5

    850c11992320017ab491276d6b4622d0

  • SHA1

    6d312d0cf308a47a480fb341b86186634f8555cc

  • SHA256

    2935afc6b4db2e7e45ad83caee8c62681602f2735c984f865fbf1c441c29df91

  • SHA512

    0e01bd9911cfc0a1877c87f880175948dc2367af71fdc44c26880c574be0f0c752ccfa9121f701d96acd29517d098dc436400a9894d6f4f21200349deffb9a20

  • SSDEEP

    49152:7QzHt472DMJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtWtIuoITsdZ

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      850c11992320017ab491276d6b4622d0NeikiAnalytics.exe

    • Size

      2.0MB

    • MD5

      850c11992320017ab491276d6b4622d0

    • SHA1

      6d312d0cf308a47a480fb341b86186634f8555cc

    • SHA256

      2935afc6b4db2e7e45ad83caee8c62681602f2735c984f865fbf1c441c29df91

    • SHA512

      0e01bd9911cfc0a1877c87f880175948dc2367af71fdc44c26880c574be0f0c752ccfa9121f701d96acd29517d098dc436400a9894d6f4f21200349deffb9a20

    • SSDEEP

      49152:7QzHt472DMJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtWtIuoITsdZ

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks